she would not say that it is tied to the assad regime, she would not say who was behind it, but she is not the only israeli official now to go on the record and say in israeli estimation, chemical weapons were used. that is not what u.s. officials are saying. so, again, to emphasize, the white house is not sharing that same assessment at this point. but, clearly, this adds a new measure of urgency to the israeli perspective on this consideration. syria is right over the border from israel. there are a number of concerns for israel in this regard. one, chemical weapons, any attack there could actually hurt israelis, because it's so close. there's a potential refugee problem, and they'd be concerned that chemical weapons could get to their enemies, hezbollah, in lebanon. but beyond that, ashleigh, you asked if this would overtake iran as a concern, and the answer is no. because this trip for the president is largely about israel's security broadly. and the u.s. assuring israelis that the president stands for keeping israel safe, and when it comes to security, there is no bigger concern i